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Finding the Third Proportional to 5,320,147.50 and 8,254,683

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Solution

The third proportional to 5,320,147.50 and 8,254,683 is: 12,807,876.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,147.50 : 8,254,683 = 8,254,683 : x
  2. Step 2: Convert to fraction form
    5,320,147.50/8,254,683 = 8,254,683/x
  3. Step 3: Cross multiply
    5,320,147.50x = 8,254,683 × 8,254,683
  4. Step 4: Simplify right side
    5,320,147.50x = 68,139,791,430,489
  5. Step 5: Solve for x
    x = 68,139,791,430,489/5,320,147.50
  6. Step 6: Final answer
    x = 12,807,876.37

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.